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D2 and VG10 offer a useful choice between a small abrasive wear advantage and easier rust care. D2 rates slightly higher for edge retention, while VG10 has substantially higher corrosion resistance. For a blade that regularly sees food, moisture or a sweaty pocket, we would usually prefer VG10.
Performance Ratings
For the science, we turn to Dr. Larrin Thomas of Knife Steel Nerds, who has kindly allowed us to share his ratings here.
| Property | D2 | VG-10 |
|---|---|---|
| Abrasive edge retention | ||
| Toughness | ||
| Corrosion resistance |
Heat treatment, hardness and geometry affect actual knives.
VG10 Is the Easier Choice Around Moisture
VG10 rates 7.5 for corrosion resistance, compared with D2 at 4.5. Both contain considerable chromium, but total chromium percentage alone does not predict how well a finished blade resists rust.
For food preparation, wash and dry either blade after use. VG10 gives more corrosion resistance without making the knife maintenance-free. D2 needs more attention to drying and protection, particularly before putting it away.
D2’s Wear Advantage Is Modest
D2 rates 5 for abrasive edge retention and VG10 rates 4.5. That is a small difference. We would not give up a more comfortable handle or a better slicing grind to chase it.
VG10 rates 4 for toughness, against D2 at 3.5. This is another half-point separation, so neither steel earns a sweeping durability claim from the scores. Edge angle and heat treatment remain important when chips are the concern.
Our D2 steel profile covers the wear-versus-maintenance tradeoff in more detail.
Our Choice for Everyday Use
For comparable knives, VG10 is our more convenient choice when the blade gets wet or handles food often. D2 becomes more attractive when you prefer that particular knife and can keep up with its care.
Check that the maker identifies the material clearly. This comparison concerns conventional D2 and Takefu VG10; similar-looking grade names or a powder-metallurgy D2 variant should not inherit the same ratings automatically.
Composition
Our steel composition guide explains what the elements do and how to read these values.
D2: Niagara typical composition, mass %; selected elements, not a batch analysis. Niagara Specialty Metals: D2.
VG-10: Selected nominal/typical values, mass %; not a batch certificate or complete analysis. Takefu: VG10.
| Element | D2 | VG-10 |
|---|---|---|
| Carbon (C) | 1.42% | 1% |
| Chromium (Cr) | 11.5% | 15% |
| Molybdenum (Mo) | 0.9% | 1% |
| Vanadium (V) | 0.8% | 0.25% |
| Cobalt (Co) | Not listed | 1.55% |
Compare Two Knife Steels
Sources and Update Notes
- Dr. Larrin Thomas: knife steel ratings · Property ratings; the scores describe steels rather than individual finished knives.
- Niagara Specialty Metals: D2
- Takefu: VG10


